package com.study.concurrent.countdownlatch;

import java.util.Random;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;

public class Worker implements Runnable {

	private CountDownLatch downLatch;
	private String name;

	public Worker(CountDownLatch downLatch, String name) {
		this.downLatch = downLatch;
		this.name = name;
	}

	public void run() {
		this.doWork();
		try {
			TimeUnit.SECONDS.sleep(new Random().nextInt(10));
		} catch (InterruptedException ie) {
		}
		System.out.println(this.name + "活干完了！");
		this.downLatch.countDown();

	}

	private void doWork() {
		System.out.println(this.name + "正在干活!");
	}

}